@page  {
    size: a4
}
@page :first {
    size: landscape;
    margin: 3in
}
@page  {
    size: a5;
    border: solid 1px
}
@page :left {
    margin: 1in
}
@page asdjf, auTo, customPageName:right:right,:left {
    @left-bottom  {
        color: red;
        content: "Left content."
        color: red;
        content: "Left content."
        color: red;
        content: "Left content."
        color: red;
        content: "Left content."
    }
    size: a5 landscape;
    margin: 0.5in 1in 0.5in 0.5in
    size: a5 landscape;
    margin: 0.5in 1in 0.5in 0.5in
    size: a5 landscape;
    margin: 0.5in 1in 0.5in 0.5in
    size: a5 landscape;
    margin: 0.5in 1in 0.5in 0.5in
}
@page :left:left:first {
    margin-left: 1in
}
@media print {
    @page :right:right {
        @top-left  {
            content: "Some header text " counter(chapter)
        }
        margin-left: 1in
    }
}
@page :right {
    margin: 0.5in
}
@page :right {
    background-color: #ccc
}
@page :left {
    background-color: #ccf
}